Portion of a child car seat



FIG. 1 is a perspective view of a portion of a child car seat embodyingthe new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is an enlarged view of a portion of the child car seat shown inFIG. 1.

The portions of the drawings shown in broken lines are environmentalstructures or boundaries only, and form no part of the claimed design.

The ornamental design for a portion of a child car seat, as shown and described. 